228007989

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{17581}}^1$

素因数の和:17729

約数の個数: 24

約数和(自身を含む): 362048544

約数和(自身を除く): 134040555

約数列:

[1, 3, 9, 11, 33, 99, 131, 393, 1179, 1441, 4323, 12969, 17581, 52743, 158229, 193391, 580173, 1740519, 2303111, 6909333, 20727999, 25334221, 76002663, 228007989]

約数ペア:

[(1, 228007989), (3, 76002663), (9, 25334221), (11, 20727999), (33, 6909333), (99, 2303111), (131, 1740519), (393, 580173), (1179, 193391), (1441, 158229), (4323, 52743), (12969, 17581)]